| Walldorf to Olympia Heights (Florida) | 4,847.46 mi (7,801.23 km) |
| Walldorf to Omaha (Nebraska) | 4,694.15 mi (7,554.51 km) |
| Walldorf to On Top of the World Designated Place (Florida) | 4,762.80 mi (7,664.99 km) |
| Walldorf to Onalaska (Wisconsin) | 4,392.18 mi (7,068.52 km) |
| Walldorf to Oneida (New York) | 3,841.44 mi (6,182.21 km) |
| Walldorf to Oneonta (New York) | 3,844.27 mi (6,186.76 km) |
| Walldorf to Ontario (California) | 5,802.74 mi (9,338.61 km) |
| Walldorf to Ontario (Oregon) | 5,202.66 mi (8,372.87 km) |
| Walldorf to Opa-locka (Florida) | 4,835.10 mi (7,781.34 km) |
| Walldorf to Opelika (Alabama) | 4,715.48 mi (7,588.83 km) |
| Walldorf to Opelousas (Louisiana) | 5,092.98 mi (8,196.36 km) |
| Walldorf to Orange (California) | 5,823.08 mi (9,371.35 km) |
| Walldorf to Orange (Texas) | 5,180.23 mi (8,336.78 km) |
| Walldorf to Orange City (Florida) | 4,729.01 mi (7,610.61 km) |
| Walldorf to Orangeburg (South Carolina) | 4,489.63 mi (7,225.36 km) |
